2020900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{2887}}^1$

素因数の和:2908

約数の個数: 36

約数和(自身を含む): 5013568

約数和(自身を除く): 2992668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 2887, 5774, 11548, 14435, 20209, 28870, 40418, 57740, 72175, 80836, 101045, 144350, 202090, 288700, 404180, 505225, 1010450, 2020900]

約数ペア:

[(1, 2020900), (2, 1010450), (4, 505225), (5, 404180), (7, 288700), (10, 202090), (14, 144350), (20, 101045), (25, 80836), (28, 72175), (35, 57740), (50, 40418), (70, 28870), (100, 20209), (140, 14435), (175, 11548), (350, 5774), (700, 2887)]